Description: 1.Stable Zigbee 3.0 Connection ProtocolThis product needs to be used with zigbee gateway. 2.Voice Control by alexa google homeThe smart switch is perfectly compatible with Amazon Alexa, Google Home, and so on. Just simply give a voice command to your Alexa or Google Home Assistant to control your devices when you are on go. 3.App Remote ControlUsing your smartphone or tablet remotely controls the smart wifi power switch by free app Smart Life or TuyaSmart from anywhere at any time. Easily to control your home appliances. 4.Timing/Countdown/ScheduleIt is very good for you to set up a time schedule to turn on/off your devices automatically by the app. You can set a countdown for humidifiers,microwaves,coffee machines and more,The device will stop automatically.Don't worry about the device working all the timeHelping you cut down electricity bills. 5.Sharing&Group ControlOne-tap to share the smart switch with your family member by the app to eliminate extra setup processes.Main account has the exclusive permissions,one click to share eht permissions with the whole family.let the family enjoy the fun of smart life! Specifications: Product name: Tuya Zigbee Smart Switch Input Voltage: AC100V-240V 50/60Hz Current: 16A Normal load: 2000W Max. Wireless Standard: Zigbee 3.0 Size: 49*49*23mm Two-way controlYes Shell material: PC and ABS App: Tuya Smart/Smart Life Package Included: 1*Zigbee Smart Switch 1*User Manual Notes: This zigbee smart switch needs to be used with zigbee gateway.(The Zigbee gateway not included)